Lucélia is a municipality in the state of São Paulo in Brazil. The population is 21,886 (2020 est.) in an area of 315 km². The elevation is 438 m.

The municipality was created by state law in 1944.

Historical population of municipality Year Population %± 1946 71,073 — 1950 29,900 −57.9% 1958 29,356 −1.8% 1960 23,834 −18.8% 1970 20,472 −14.1% 1980 18,710 −8.6% 1991 19,286 3.1% 2000 18,316 −5.0% 2010 19,882 8.5% 2022 20,061 0.9%

In telecommunications, the city was served by Telecomunicações de São Paulo. In July 1998, this company was acquired by Telefónica, which adopted the Vivo brand in 2012. The company is currently an operator of cell phones, fixed lines, internet (fiber optics/4G) and television (satellite and cable).

Christianity is present in the city as follows:

The Catholic church in the municipality is part of the Roman Catholic Diocese of Marília.

The most diverse evangelical beliefs are present in the city, mainly Pentecostal, including the Assemblies of God in Brazil (the largest evangelical church in the country), Christian Congregation in Brazil, among others. These denominations are growing more and more throughout Brazil.